Tiffany Madison broke this story for the Washington Times Communities. WASHINGTON, August 22, 2012 — Brandon J. Raub, a 26-year-old pro-liberty activist, former U.S. Marine, and Virginia resident, was arrested after authorities deemed his Facebook posts threatening. Citing an obscure statute allowing the involuntary detainment of a citizen for psychiatric evaluation, the FBI, Secret Service, and local authorities swarmed Raub’s...